12014418 has 64 divisors (see below), whose sum is σ = 27885312. Its totient is φ = 3421440.

The previous prime is 12014371. The next prime is 12014419. The reversal of 12014418 is 81441021.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 12014394 and 12014403.

It is not an unprimeable number, because it can be changed into a prime (12014419) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 66288 + ... + 66468.

It is an arithmetic number, because the mean of its divisors is an integer number (435708).

Almost surely, 2^12014418 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12014418, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13942656).

12014418 is an abundant number, since it is smaller than the sum of its proper divisors (15870894).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12014418 is a wasteful number, since it uses less digits than its factorization.

12014418 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 259.

The product of its (nonzero) digits is 256, while the sum is 21.

The square root of 12014418 is about 3466.1820494602. The cubic root of 12014418 is about 229.0345034235.

Adding to 12014418 its reverse (81441021), we get a palindrome (93455439).

The spelling of 12014418 in words is "twelve million, fourteen thousand, four hundred eighteen".